84593894 has 48 divisors (see below), whose sum is σ = 162887760. Its totient is φ = 32578560.

The previous prime is 84593893. The next prime is 84593897. The reversal of 84593894 is 49839548.

It is a happy number.

It is a super-2 number, since 2×84593894² = 14312253804166472, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84593893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104162 + ... + 104970.

It is an arithmetic number, because the mean of its divisors is an integer number (3393495).

Almost surely, 2^84593894 is an apocalyptic number.

84593894 is a deficient number, since it is larger than the sum of its proper divisors (78293866).

84593894 is a wasteful number, since it uses less digits than its factorization.

84593894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933 (or 926 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 50.

The square root of 84593894 is about 9197.4938977963. The cubic root of 84593894 is about 438.9816220602.

The spelling of 84593894 in words is "eighty-four million, five hundred ninety-three thousand, eight hundred ninety-four".